After the flying machines of "How Man Learned to Fly," this next popular science installment by Jiří Brdečka focuses on the history of submarines and deep sea exploration, denouncing the arms industry along the way, as the politics of the day required.

A short, humorous history of aviation based on Kamil Lhoták's book "Balloons, Wings, Propellers."

At school the dunce draws a Picasso style chicken on the black board. The chicken comes to life, runs away, and finds itself in the teacher's garden. The teacher thinks he has discovered a new species and christens it with his own name.